java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/toy/easy_wrong.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:46:20,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:46:20,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:46:20,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:46:20,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:46:20,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:46:20,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:46:20,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:46:20,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:46:20,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:46:20,405 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:46:20,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:46:20,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:46:20,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:46:20,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:46:20,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:46:20,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:46:20,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:46:20,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:46:20,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:46:20,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:46:20,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:46:20,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:46:20,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:46:20,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:46:20,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:46:20,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:46:20,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:46:20,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:46:20,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:46:20,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:46:20,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:46:20,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:46:20,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:46:20,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:46:20,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:46:20,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:46:20,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:46:20,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:46:20,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:46:20,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:46:20,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:46:20,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:46:20,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:46:20,476 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:46:20,476 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:46:20,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/easy_wrong.bpl [2019-08-05 11:46:20,477 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/easy_wrong.bpl' [2019-08-05 11:46:20,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:46:20,508 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:46:20,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:46:20,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:46:20,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:46:20,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:46:20,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:46:20,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:46:20,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:46:20,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:46:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 11:46:20,615 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 11:46:20,615 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 11:46:20,615 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 11:46:20,771 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:46:20,771 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:46:20,772 INFO L202 PluginConnector]: Adding new model easy_wrong.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:46:20 BoogieIcfgContainer [2019-08-05 11:46:20,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:46:20,772 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:46:20,773 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:46:20,773 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:46:20,775 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:46:20" (1/1) ... [2019-08-05 11:46:20,789 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:46:20,793 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:46:20,801 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-05 11:46:20,812 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:46:20,813 INFO L184 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-05 11:46:20,898 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:46:20,898 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:46:20,901 INFO L178 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(= 0 Easy_x) [2019-08-05 11:46:20,907 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:46:20,910 INFO L168 Benchmark]: Toolchain (without parser) took 401.32 ms. Allocated memory is still 140.0 MB. Free memory was 109.8 MB in the beginning and 94.9 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:20,912 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:46:20,913 INFO L168 Benchmark]: Boogie Preprocessor took 38.44 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:20,914 INFO L168 Benchmark]: RCFGBuilder took 224.70 ms. Allocated memory is still 140.0 MB. Free memory was 107.5 MB in the beginning and 99.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:20,916 INFO L168 Benchmark]: Symbolic Interpretation took 135.14 ms. Allocated memory is still 140.0 MB. Free memory was 99.4 MB in the beginning and 94.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:46:20,921 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.44 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 224.70 ms. Allocated memory is still 140.0 MB. Free memory was 107.5 MB in the beginning and 99.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 135.14 ms. Allocated memory is still 140.0 MB. Free memory was 99.4 MB in the beginning and 94.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...